Spains deep-south, 1980. In a small village frozen in time a serial killer has caused the disappearance of several adolescents. But, when two young sisters disappear during the annual festivities, their mother forces an investigation that brings two homicide detectives from Madrid to try and solve the mystery. The detectives are ensnared in a web of intrigue fed by the apathy and introverted nature of the locals. Nothing is what it seems in this isolated region and both men realize they must put aside their professional differences if they are to stop the person responsible